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FFmpeg/libavcodec
Michael Niedermayer 0f27dc4d16 avcodec/lzf: Remove size messing from ff_lzf_uncompress()
size represents the output size
randomly changing it but not reseting it on errors leaks uninitialized memory.

Fixes: 475000819/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DXV_DEC_fuzzer-5571269310611456

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0f35146e27)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2026-05-03 19:49:59 +02:00
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